1. why would life not possible on the earth in the absence of photosynthesis? 2. Give reason for the following- a. Mushroom is a saprotroph. b. Sun is the ultimate source of energy for all living organism. c. The leaf of a plant dies out its stomata is blocked. d. Leaf is known as the food factory of plant. d. Lichen is a living partnership between a fungus and an alga and this partnership is beneficial to both . 3. Why do some plants feed on insects? How does a pitcher plant catch insects? 4. How do rhizobium and leguminous help each other in their survival?
Answers
Answer:
Q.1 DUE TO THE PROCESS OF PHOTOSYNTHESIS OXYGEN IS REALIZED . SO IF PHOTOSYNTHESIS WILL NOT HAPPEN WE CANNOT LIVE BECAUSE WITHOUT OXYGEN WE CANNOT LIVE.
Answer:
1. in the absence of photosynthesis autotrophs will not be able to prepare food and indirectly we will not get food.
2.beacuse they do not have chlorophyll . they live in dead and decaying matter and absorbs food.
b.unlight is ultimate source of energy because it leads to various reactions.helos to overcome various disease.
c.yes because stomata helps in transpiration which is an important process.
d.it forms an symbiotic association in which both are beneficial.
3. some plants feed on insects due to lack of chlorophyll. pitcher plant have modified it's leaves to catch prey and with the help of digestive enzymes it digest it.
4.it both forms association and help in nitrogen fixation and both depends for survival.
hope it will help u.
plzz follow me..